class_docstr: Megatron BART pretraining
code: def __init__(self, cfg: DictConfig, trainer: Trainer):
      super().__init__(cfg, trainer=trainer)
  
file_path: NeMo/nemo/collections/nlp/models/language_modeling/megatron_bart_model.py
imports: from omegaconf.dictconfig import DictConfig
  from pytorch_lightning.trainer.trainer import Trainer
  from nemo.collections.nlp.models.language_modeling.megatron_t5_model import MegatronT5Model
label_desc: Use image node_id 1 to create a new MegatronBARTModel object from inherited base classes: MegatronT5Model with example: obj = MegatronBARTModel(cfg, trainer)